John Kerry on Iran

Secretary of State John Kerry speaks with reporters at the U.S. Capitol before testifying to the Senate Banking and Urban Affairs Committee on Wednesday. Kerry is asking Congress not to approve any new sanctions on Iran while negotiations continue with Tehran about its nuclear program.

Secretary of State John Kerry speaks with reporters at the U.S. Capitol before testifying to the Senate Banking and Urban Affairs Committee on Wednesday. Kerry is asking Congress not to approve any new sanctions on Iran while negotiations continue with Tehran about its nuclear program. (Chip Somodevilla / Getty Images)

Secretary of State John Kerry speaks with reporters at the U.S. Capitol before testifying to the Senate Banking and Urban Affairs Committee on Wednesday. Kerry is asking Congress not to approve any new sanctions on Iran while negotiations continue with Tehran about its nuclear program.Chip Somodevilla / Getty Images